1951. Sixth Impression. Unpaginated. No dust jacket. Brown cloth boards with gilt lettering. Clean pages with noticeable tanning and foxing throughout. More pronounced to free endpapers and pastedowns. Pencil markings to front free endpaper. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Gilt lettering is darkened. Minor sunning to spine and edges with crushing to spine ends. Visible wear and sticker marks to boards.